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An Action-Horror Roguelike unlike any other where you must strategically dismember horrific monsters to survive. Discover powerful weapons and magic as you explore beautifully detailed and haunting environments which are randomly generated on every playthrough.
Game modes: Single player
Right now the lowest price for Mortal Sin we're tracking is $9.86 at Gamivo — 42% below Steam's $16.99. We compare 4 stores and prices refresh every few minutes.
The lowest price we've recorded for Mortal Sin is $8.20 at Kinguin on July 2, 2026. The current best price is about 20% above that low.
96% of 3,461 Steam user reviews for Mortal Sin are positive ("Overwhelmingly Positive").
Mortal Sin released on August 29, 2025, developed by Nikola Todorovic and published by Nikola Todorovic.
Mortal Sin is available on PC (Microsoft Windows). It supports single player.
Mortal Sin last hit a new low of $8.20 on July 2, 2026 at Kinguin. Current best price is $9.86. Prices on this page refresh every few minutes, so check back around seasonal sales for new lows.
The cheapest Mortal Sin price right now is $9.86 at Gamivo, 42% below the Steam price.
| Store | Discount | Price | Buy link |
|---|---|---|---|
 GamivoBest price | — | $9.86 | Buy Mortal Sin at Gamivo |
 Instant Gaming | -65% | $9.92 | Buy Mortal Sin at Instant Gaming |
 Kinguin | — | $10.11 | Buy Mortal Sin at Kinguin |
 Steam | -32% | $16.99 | Buy Mortal Sin at Steam |
All-time low: $8.20 at Kinguin on Jul 2, 2026 — the current best price is 20% above it.
Prices in USD, refreshed every few minutes. Switch currency on this page for EUR/GBP/BRL and more.
